HS402 DIY Oscilloscope V1.7

10 months ago

Profile:HS402 is an USB Oscilloscope working with STM32F411 development board.

Open source license: CERN Open Hardware License

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Description

A 2 Channel DIY Oscilloscope based on STM32F4x1 Black Pill development board. It provide long memory buffer and high real-time transfer speed. As the HS10X series it keep the best ratio performance/cost/ease to build.

Power consumption is also one of the lowest in the market (~40mA). It can be used only with HScope app for Android.

Other

Official project page

Disclaimer

This is an old version of the PCB board. Please check on Github the latest v2.0 or v3.0.

Documents

HS402 PRO Black Pill V1.7

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HS402 PRO Black Pill - V1.7

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BOM

ID Name Designator Footprint Quantity
1 BAV99 D1,D2 SOT23-3 2
2 20pF var C1,C5 C1210 2
3 910K R2,R6 C0805 2
4 MCP6S21 U1,U3 SOP-8_L4.9-W3.9-P1.27-LS6.0-BL 2
5 100K R3,R7 C0805 2
6 47pF C3,C7 C0805 2
7 BNC P2,P5 BNC_SOCKET_TYCO-AMP 2
8 100nF C2,C6,C4 C0805 3
9 AQY210EH K1,K2 AQY210 SDIP-4 2
10 1K R1,R5,R8 C0805 3
11 Header 4 OUT HDR1X4 1
12 Header 5 IN HDR1X5 1
13 REF2033 U4 SOT23-5 1
14 AMS1117-1.2 U2 SOT-223_L6.5-W3.5-P2.30-LS7.0-BR 1
15 1K R9 VR5 1
16 47uF C8 C0805 1
17 470nF C9 C0805 1
18 Header 2 SP,PWM HDR-F-2.54_1X2 2
19 STM32 BlackPill STM32F411 MIN PINS MCU STM32F411 BLACKPILL USB-C REDUCED PINS 1

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